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Finding the Fourth Proportional to 183,206.40, 274,809.60 and 166,876.80

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Solution

The fourth proportional to 183,206.40, 274,809.60 and 166,876.80 is: 250,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,206.40 : 274,809.60 = 166,876.80 : x
  2. Step 2: Convert to fraction form
    183,206.40/274,809.60 = 166,876.80/x
  3. Step 3: Cross multiply
    183,206.40x = 274,809.60 × 166,876.80
  4. Step 4: Simplify right side
    183,206.40x = 45,859,346,657.28
  5. Step 5: Solve for x
    x = 45,859,346,657.28/183,206.40
  6. Step 6: Final answer
    x = 250,315.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.